diff --git a/src/common/slurm_mcs.c b/src/common/slurm_mcs.c
index 11e4041cf0ecdd185d98a4a19189a3863af9f4f9..0d33672fc2bbddc752311ab945274ebcb4eb0ac1 100644
--- a/src/common/slurm_mcs.c
+++ b/src/common/slurm_mcs.c
@@ -79,20 +79,20 @@ extern int slurm_mcs_init(void)
 
 	if (init_run && g_mcs_context)
 		return retval;
-	slurm_mutex_lock(&g_mcs_context_lock);
 
+	slurm_mutex_lock(&g_mcs_context_lock);
 	if (g_mcs_context)
 		goto done;
 
 	xfree(mcs_params);
 	xfree(mcs_params_common);
 	xfree(mcs_params_specific);
-
 	type = slurm_get_mcs_plugin();
 	mcs_params = slurm_get_mcs_plugin_params();
-	if (mcs_params == NULL) {
+
+	if (mcs_params == NULL)
 		info("No parameter for mcs plugin, default values set");
-	} else {
+	else {
 		mcs_params_common = xstrdup(mcs_params);
 		sep = index(mcs_params_common, ':');
 		if (sep != NULL) {
@@ -101,6 +101,7 @@ extern int slurm_mcs_init(void)
 			*sep = '\0';
 		}
 	}
+
 	_slurm_mcs_check_and_load_privatedata(mcs_params_common);
 	_slurm_mcs_check_and_load_enforced(mcs_params_common);
 	_slurm_mcs_check_and_load_select(mcs_params_common);
@@ -113,8 +114,8 @@ extern int slurm_mcs_init(void)
 		retval = SLURM_ERROR;
 		goto done;
 	}
-	init_run = true;
 
+	init_run = true;
 done:
 	slurm_mutex_unlock(&g_mcs_context_lock);
 	xfree(type);
@@ -140,7 +141,7 @@ extern int slurm_mcs_fini(void)
 extern int slurm_mcs_reconfig(void)
 {
 	slurm_mcs_fini();
-	return(slurm_mcs_init());
+	return slurm_mcs_init();
 }
 
 /* slurm_mcs_get_params_specific
@@ -157,28 +158,32 @@ extern char *slurm_mcs_get_params_specific(void)
 static int _slurm_mcs_check_and_load_enforced(char *params)
 {
 	label_strict_enforced = false;
+
 	if ((params != NULL) && xstrcasestr(params, "enforced"))
 		label_strict_enforced = true;
 	else
 		info("mcs: MCSParameters = %s. ondemand set.", params);
+
 	return SLURM_SUCCESS;
 }
 
 static int _slurm_mcs_check_and_load_select(char *params)
 {
 	select_value = MCS_SELECT_ONDEMANDSELECT;
+
 	if (params == NULL) {
 		return SLURM_SUCCESS;
 	}
-	if (xstrcasestr(params, "noselect")) {
+
+	if (xstrcasestr(params, "noselect"))
 		select_value = MCS_SELECT_NOSELECT;
-	} else if (xstrcasestr(params, "ondemandselect")) {
+	else if (xstrcasestr(params, "ondemandselect"))
 		select_value = MCS_SELECT_ONDEMANDSELECT;
-	} else if (xstrcasestr(params, "select")) {
+	else if (xstrcasestr(params, "select"))
 		select_value = MCS_SELECT_SELECT;
-	} else {
+	else
 		info("mcs: MCSParameters = %s. ondemandselect set.", params);
-	}
+
 	return SLURM_SUCCESS;
 }
 
@@ -188,11 +193,12 @@ static int _slurm_mcs_check_and_load_privatedata(char *params)
 		private_data = false;
 		return SLURM_SUCCESS;
 	}
-	if (xstrcasestr(params, "privatedata")) {
+
+	if (xstrcasestr(params, "privatedata"))
 		private_data = true;
-	} else {
+	else
 		private_data = false;
-	}
+
 	return SLURM_SUCCESS;
 }
 
@@ -201,18 +207,19 @@ extern int slurm_mcs_reset_params(void)
 	label_strict_enforced = false;
 	select_value = MCS_SELECT_ONDEMANDSELECT;
 	private_data = false;
+
 	return SLURM_SUCCESS;
 }
 
 extern int slurm_mcs_get_enforced(void)
 {
-	return(label_strict_enforced);
+	return label_strict_enforced;
 }
 
 extern int slurm_mcs_get_select(struct job_record *job_ptr)
 {
 	if ((select_value == MCS_SELECT_SELECT) ||
-	   ((select_value == MCS_SELECT_ONDEMANDSELECT) &&
+	    ((select_value == MCS_SELECT_ONDEMANDSELECT) &&
 	    job_ptr->details &&
 	    (job_ptr->details->whole_node == WHOLE_NODE_MCS)))
 		return 1;
@@ -237,5 +244,6 @@ extern int mcs_g_check_mcs_label(uint32_t user_id, char *mcs_label)
 {
 	if (slurm_mcs_init() < 0)
 		return 0;
-	return (int) (*(ops.check))(user_id, mcs_label);
+
+	return (int)(*(ops.check))(user_id, mcs_label);
 }
diff --git a/src/plugins/mcs/account/mcs_account.c b/src/plugins/mcs/account/mcs_account.c
index 3496742c5361d060d01959671ff271707da45ebb..e8c78734523fdf476e7164a7e8dae16496861005 100644
--- a/src/plugins/mcs/account/mcs_account.c
+++ b/src/plugins/mcs/account/mcs_account.c
@@ -98,21 +98,21 @@ extern int mcs_p_set_mcs_label(struct job_record *job_ptr, char *label)
 {
 	int rc = SLURM_SUCCESS;
 	xfree(job_ptr->mcs_label);
+
 	if (label != NULL) {
 		/* test label param */
-		if (!xstrcmp(label, job_ptr->account)) {
+		if (!xstrcmp(label, job_ptr->account))
 			job_ptr->mcs_label = xstrdup(job_ptr->account);
-		} else {
+		else
 			rc = SLURM_ERROR;
-		}
 	} else {
 		if ((slurm_mcs_get_enforced() == 0) && job_ptr->details &&
-		    (job_ptr->details->whole_node != WHOLE_NODE_MCS)) {
+		    (job_ptr->details->whole_node != WHOLE_NODE_MCS))
 			;
-		} else {
+		else
 			job_ptr->mcs_label = xstrdup(job_ptr->account);
-		}
 	}
+
 	return rc;
 }
 
@@ -127,14 +127,16 @@ extern int mcs_p_check_mcs_label(uint32_t user_id, char *mcs_label)
 	memset(&assoc_rec, 0, sizeof(slurmdb_assoc_rec_t));
 	assoc_rec.acct = mcs_label;
 	assoc_rec.uid = user_id;
+
 	if (mcs_label != NULL) {
 		if (!assoc_mgr_fill_in_assoc(acct_db_conn, &assoc_rec,
-					    accounting_enforce,
-					    (slurmdb_assoc_rec_t **)
-					    NULL, false))
+					     accounting_enforce,
+					     (slurmdb_assoc_rec_t **) NULL,
+					     false))
 			rc = SLURM_SUCCESS;
 		else
 			rc = SLURM_ERROR;
 	}
+
 	return rc;
 }
diff --git a/src/plugins/mcs/group/mcs_group.c b/src/plugins/mcs/group/mcs_group.c
index bbf3e84c9ceba5f2e9fba63f36ba69fe77766af2..7dc77b2ff2e9dbfd824b4cb446b99237a8519ce8 100644
--- a/src/plugins/mcs/group/mcs_group.c
+++ b/src/plugins/mcs/group/mcs_group.c
@@ -92,12 +92,15 @@ extern int init(void)
 {
 	debug("%s loaded", plugin_name);
 	mcs_params_specific = slurm_mcs_get_params_specific();
+
 	if (_check_and_load_params() != 0) {
-		info("mcs: plugin warning : no group in %s", mcs_params_specific);
+		info("mcs: plugin warning : no group in %s",
+		     mcs_params_specific);
 		xfree(mcs_params_specific);
 		/* no need to check others options : default values used */
 		return SLURM_SUCCESS;
 	}
+
 	xfree(mcs_params_specific);
 	return SLURM_SUCCESS;
 }
@@ -125,6 +128,7 @@ static int _get_user_groups(uint32_t user_id, uint32_t group_id,
 	user_name = uid_to_string((uid_t) user_id);
 	*ngroups = max_groups;
 	rc = getgrouplist(user_name, (gid_t) group_id, groups, ngroups);
+
 	if (rc < 0) {
 		error("getgrouplist(%s): %m", user_name);
 		rc = SLURM_ERROR;
@@ -132,6 +136,7 @@ static int _get_user_groups(uint32_t user_id, uint32_t group_id,
 		*ngroups = rc;
 		rc = SLURM_SUCCESS;
 	}
+
 	xfree(user_name);
 	return rc;
 }
@@ -154,15 +159,17 @@ static int _check_and_load_params(void)
 		slurm_mcs_reset_params();
 		return SLURM_ERROR;
 	}
+
 	n = strlen(mcs_params_specific);
 	for (i = 0 ; i < n ; i++) {
 		if (mcs_params_specific[i] == '|')
 			nb_mcs_groups = nb_mcs_groups + 1;
 	}
+
 	if (nb_mcs_groups == 0) {
 		/* no | in param : just one group */
 		if (mcs_params_specific != NULL) {
-			if ( gid_from_string(mcs_params_specific, &gid ) != 0 ) {
+			if (gid_from_string(mcs_params_specific, &gid ) != 0 ) {
 				info("mcs: Only one invalid group : %s. "
 				"ondemand, ondemandselect set", groups_names);
 				nb_mcs_groups = 0;
@@ -190,10 +197,12 @@ static int _check_and_load_params(void)
 		}
 		return SLURM_SUCCESS;
 	}
+
 	nb_mcs_groups = nb_mcs_groups + 1;
 	array_mcs_parameter = xmalloc(nb_mcs_groups * sizeof(uint32_t));
 	tmp_params = xstrdup(mcs_params_specific);
 	groups_names = strtok_r(tmp_params, "|", &name_ptr);
+
 	i = 0;
 	while (groups_names) {
 		if (i == (nb_mcs_groups - 1)) {
@@ -213,6 +222,7 @@ static int _check_and_load_params(void)
 		i = i + 1;
 		groups_names = strtok_r(NULL, "|", &name_ptr);
 	}
+
 	/* if no valid group : deselect all params */
 	if (nb_valid_group == 0) {
 		slurm_mcs_reset_params();
@@ -220,6 +230,7 @@ static int _check_and_load_params(void)
 		xfree(tmp_params);
 		return SLURM_ERROR;
 	}
+
 	xfree(tmp_params);
 	return SLURM_SUCCESS;
 }
@@ -236,20 +247,20 @@ static int _find_mcs_label(gid_t *groups, int ngroups, char **result)
 	struct group *gr;
 
 	if (ngroups == 0)
-		rc = SLURM_ERROR;
-	else {
-		for( i = 0 ; i < nb_mcs_groups ; i++) {
-			for ( j = 0 ; j < ngroups ; j++) {
-				tmp_group = (uint32_t) groups[j];
-				if (array_mcs_parameter[i] == tmp_group ) {
-					gr = getgrgid(groups[j]);
-					*result = gr->gr_name;
-					return rc;
-				}
+		return SLURM_ERROR;
+
+	for (i = 0; i < nb_mcs_groups; i++) {
+		for (j = 0; j < ngroups; j++) {
+			tmp_group = (uint32_t) groups[j];
+			if (array_mcs_parameter[i] == tmp_group) {
+				gr = getgrgid(groups[j]);
+				*result = gr->gr_name;
+				return rc;
 			}
 		}
-		rc = SLURM_ERROR;
 	}
+	rc = SLURM_ERROR;
+
 	return rc;
 }
 
@@ -266,7 +277,7 @@ static int _check_mcs_label (struct job_record *job_ptr, char *label)
 	int ngroups = -1;
 
 	/* test if real unix group */
-	if ( gid_from_string(label, &gid ) != 0 )
+	if (gid_from_string(label, &gid ) != 0)
 		return rc;
 
 	/* test if this group is owned by the user */
@@ -274,6 +285,7 @@ static int _check_mcs_label (struct job_record *job_ptr, char *label)
 			      groups, MAX_GROUPS, &ngroups);
 	if (rc)	 /* Failed to get groups */
 		return rc;
+
 	rc = SLURM_ERROR;
 	for (i = 0; i < ngroups; i++) {
 		tmp_group = (uint32_t) groups[i];
@@ -282,16 +294,19 @@ static int _check_mcs_label (struct job_record *job_ptr, char *label)
 			break;
 		}
 	}
+
 	if (rc == SLURM_ERROR)
 		return rc;
+
 	rc = SLURM_ERROR;
 	/* test if mcs_label is in list of possible mcs_label */
-	for( i = 0 ; i < nb_mcs_groups ; i++) {
-		if (array_mcs_parameter[i] == gid ) {
+	for (i = 0; i < nb_mcs_groups; i++) {
+		if (array_mcs_parameter[i] == gid) {
 			rc = SLURM_SUCCESS;
 			return rc;
 		}
 	}
+
 	return rc;
 }
 
@@ -311,6 +326,7 @@ extern int mcs_p_set_mcs_label (struct job_record *job_ptr, char *label)
 		if ((slurm_mcs_get_enforced() == 0) && job_ptr->details &&
 		    (job_ptr->details->whole_node != WHOLE_NODE_MCS))
 			return SLURM_SUCCESS;
+
 		rc = _get_user_groups(job_ptr->user_id,job_ptr->group_id,
 			groups, MAX_GROUPS, &ngroups);
 		if (rc) {	/* Failed to get groups */
@@ -319,6 +335,7 @@ extern int mcs_p_set_mcs_label (struct job_record *job_ptr, char *label)
 			else
 				return SLURM_ERROR;
 		}
+
 		rc = _find_mcs_label(groups, ngroups, &result);
 		if (rc) {
 			return SLURM_ERROR;
@@ -351,9 +368,9 @@ extern int mcs_p_check_mcs_label (uint32_t user_id, char *mcs_label)
 
 	if (mcs_label != NULL) {
 		/* test if real unix group */
-		if ( gid_from_string(mcs_label, &gid ) != 0 ) {
+		if (gid_from_string(mcs_label, &gid ) != 0)
 			return rc;
-		}
+
 		/* test if this group is owned by the user */
 		slurm_user_gid = gid_from_uid(user_id);
 		group_id = (uint32_t) slurm_user_gid;
@@ -361,6 +378,7 @@ extern int mcs_p_check_mcs_label (uint32_t user_id, char *mcs_label)
 				      &ngroups);
 		if (rc)	/* Failed to get groups */
 			return rc;
+
 		rc = SLURM_ERROR;
 		for (i = 0; i < ngroups; i++) {
 			tmp_group = (uint32_t) groups[i];
@@ -369,8 +387,8 @@ extern int mcs_p_check_mcs_label (uint32_t user_id, char *mcs_label)
 				break;
 			}
 		}
-	} else {
+	} else
 		rc = SLURM_SUCCESS;
-	}
+
 	return rc;
 }
diff --git a/src/plugins/mcs/user/mcs_user.c b/src/plugins/mcs/user/mcs_user.c
index 5d5a71991e5feb2d40634ee5c61d3cf5170e546d..2ff26736f70fb1d8ae3b2fed0f1879209ba3110c 100644
--- a/src/plugins/mcs/user/mcs_user.c
+++ b/src/plugins/mcs/user/mcs_user.c
@@ -95,23 +95,24 @@ extern int mcs_p_set_mcs_label (struct job_record *job_ptr, char *label)
 {
 	char *user = NULL;
 	int rc = SLURM_SUCCESS;
+
 	user = uid_to_string((uid_t) job_ptr->user_id);
 	xfree(job_ptr->mcs_label);
+
 	if (label != NULL) {
 		/* test label param */
-		if (xstrcmp(label, user) == 0) {
+		if (xstrcmp(label, user) == 0)
 			job_ptr->mcs_label = xstrdup(user);
-		} else {
+		else
 			rc = SLURM_ERROR;
-		}
 	} else {
 		if ((slurm_mcs_get_enforced() == 0) && job_ptr->details &&
-		    (job_ptr->details->whole_node != WHOLE_NODE_MCS)) {
+		    (job_ptr->details->whole_node != WHOLE_NODE_MCS))
 			;
-		} else {
+		else
 			job_ptr->mcs_label = xstrdup(user);
-		}
 	}
+
 	xfree(user);
 	return rc;
 }
@@ -123,16 +124,16 @@ extern int mcs_p_check_mcs_label (uint32_t user_id, char *mcs_label)
 {
 	char *user = NULL;
 	int rc = SLURM_SUCCESS;
+
 	user = uid_to_string((uid_t) user_id);
 	if (mcs_label != NULL) {
-		if (xstrcmp(mcs_label, user) == 0) {
+		if (xstrcmp(mcs_label, user) == 0)
 			rc = SLURM_SUCCESS;
-		} else {
+		else
 			rc = SLURM_ERROR;
-		}
-	} else {
+	} else
 		rc = SLURM_SUCCESS;
-	}
+
 	xfree(user);
 	return rc;
 }